/*******************************************************************************
 * Copyright 2014 United States Government as represented by the
 * Administrator of the National Aeronautics and Space Administration.
 * All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package gov.nasa.ensemble.common.collections;

import java.util.Map;

public class MapMapping<K, V> implements MutableMapping<K, V> {
	private Map<K, V> source;

	public MapMapping(Map<K, V> source) {
		if (source == null) 
			throw new NullPointerException("Source Map for a MapMapping cannot be null.");
		this.source = source;
	}

	@Override
	public V get(K key) {
		return source.get(key);
	}

	@Override
	public V put(K key, V value) {
		return source.put(key, value);
	}
}
